18582020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:141

約数の個数: 96

約数和(自身を含む): 44706816

約数和(自身を除く): 26124796

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 41, 43, 62, 68, 82, 85, 86, 124, 155, 164, 170, 172, 205, 215, 310, 340, 410, 430, 527, 620, 697, 731, 820, 860, 1054, 1271, 1333, 1394, 1462, 1763, 2108, 2542, 2635, 2666, 2788, 2924, 3485, 3526, 3655, 5084, 5270, 5332, 6355, 6665, 6970, 7052, 7310, 8815, 10540, 12710, 13330, 13940, 14620, 17630, 21607, 22661, 25420, 26660, 29971, 35260, 43214, 45322, 54653, 59942, 86428, 90644, 108035, 109306, 113305, 119884, 149855, 216070, 218612, 226610, 273265, 299710, 432140, 453220, 546530, 599420, 929101, 1093060, 1858202, 3716404, 4645505, 9291010, 18582020]

約数ペア:

[(1, 18582020), (2, 9291010), (4, 4645505), (5, 3716404), (10, 1858202), (17, 1093060), (20, 929101), (31, 599420), (34, 546530), (41, 453220), (43, 432140), (62, 299710), (68, 273265), (82, 226610), (85, 218612), (86, 216070), (124, 149855), (155, 119884), (164, 113305), (170, 109306), (172, 108035), (205, 90644), (215, 86428), (310, 59942), (340, 54653), (410, 45322), (430, 43214), (527, 35260), (620, 29971), (697, 26660), (731, 25420), (820, 22661), (860, 21607), (1054, 17630), (1271, 14620), (1333, 13940), (1394, 13330), (1462, 12710), (1763, 10540), (2108, 8815), (2542, 7310), (2635, 7052), (2666, 6970), (2788, 6665), (2924, 6355), (3485, 5332), (3526, 5270), (3655, 5084)]